\begin{tabular}{l*{5}{c}}
\toprule
            &\multicolumn{1}{c}{\shortstack{Cand. wins,\\t+1}}&\multicolumn{1}{c}{\shortstack{Cand. runs,\\t+1}}&\multicolumn{1}{c}{\shortstack{Cand. qualif.,\\t+1}}&\multicolumn{1}{c}{\shortstack{Orient nb. other\\cand., t+1}}&\multicolumn{1}{c}{\shortstack{Orient nb. all\\cand., t+1}}\\\cmidrule(lr){2-2}\cmidrule(lr){3-3}\cmidrule(lr){4-4}\cmidrule(lr){5-5}\cmidrule(lr){6-6}
            &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}\\
\midrule
RD\_Estimate &      -0.002&       0.047&       0.033&       0.084&       0.143\\
            &     (0.008)&     (0.024)&     (0.016)&     (0.059)&     (0.058)\\
\midrule
Robust p-value&       0.693&       0.258&       0.419&       0.275&       0.071\\
Observations&        6216&        6216&        6216&        6109&        6109\\
Polynomial order&           1&           1&           1&           1&           1\\
Bandwidth   &       0.025&       0.025&       0.025&       0.025&       0.025\\
Mean, left of threshold&       0.014&       0.221&       0.063&       1.717&       1.928\\
\bottomrule
\end{tabular}
